Difficult Puzzle! A Robber went to rob a bank. What Is The Password??On 28th Feb, 2012 (Tuesday) a robber went to rob a bank. He threatened to kill the cashier if he didn't open the vault. The cashier told that the vault is not opened with keys like in old days but by a password. You can't kill me since I am the only one who knows the password and everyday the password is different. The robber shot the cashier, entered the password, opened the vault and robbed all the money.